General Electric | TED134125ST12 | Circuit Breaker | 125A | 3-Pole | 480V

Meet the General Electric TED134125ST12 circuit breaker—your dependable protection solution for demanding 3‑phase electrical systems. This model delivers 125A of continuous current across three poles and is rated for up to 480V, making it a precise fit for maintenance, retrofit, and replacement projects where exact specifications matter.

Before you order, confirm fit and ratings to ensure seamless integration. The part number TED134125ST12 is your best reference for compatibility, helping you avoid mismatches in panel design or electrical standards.

Key specifications

• Amperage: 125A
• Poles: 3-Pole
• Voltage: 480V

Why this GE TED134125ST12 stands out

Designed for 3‑phase protection, this three‑pole breaker ensures synchronized interruption across all conductors in a 480V system, providing reliable shutdown in fault conditions and helping protect motors, drives, and other heavy loads. The TED134125ST12 is built to integrate with GE-compatible panels and distribution systems, delivering a trustworthy, line-side protection option when upgrading or replacing aging equipment. Its exact part number reference minimizes guesswork, giving technicians and facility managers confidence in compatibility and performance.

Ideal use cases

• Maintenance and lifecycle replacement for GE‑equipped panels in industrial facilities
• Retrofits where 125A, 3‑pole, 480V protection is required to support 3‑phase equipment
• Panel upgrades that demand precise compatibility with existing GE distribution hardware

Fit, compatibility, and installation tips

• Verify compatibility by referencing the exact part number TED134125ST12—this is the most reliable indicator for fit.
• Ensure your system operates at 480V and that the panel supports 3‑pole breakers of this specification.
• Follow your panel manufacturer’s installation guidelines for mounting orientation and electrical clearance, and consult the service manual for any torque and connection requirements.
• When replacing an old device, compare the mechanical footprint and terminal arrangement to avoid clearance or wiring mismatch in the enclosure.

What this means for your system

Choosing the TED134125ST12 means selecting a purpose-built GE component that aligns with your 3‑phase, 480V infrastructure. It provides targeted protection for high‑demand equipment, supports streamlined maintenance cycles, and simplifies retrofits by delivering a precise, compatible match to existing GE hardware. For facilities prioritizing reliability and straightforward compatibility, this 125A, 3‑pole, 480V circuit breaker is a practical, long‑term protection solution that keeps critical operations running smoothly.